A randomized 25 question test from a pool of 761 questions, good luck!
Modbus has standard command codes to allow the master to access information from it's slaves. Which of the commands below would be used to write the contents of a coil to the slave device?
The quality of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the block supports a cascade path and the value quality is good?
Digital valve positioners are best defined as which of the following answers?
Subnet masks in IPv4 are used to divide an existing network. A class B network with 2 nodes, one with an IP address of 128.0.0.1 and a mask of 255.255.0.0. Which of the answers below reflects the address the other node must have for the two nodes to communicate?
A typical HMI has several subsystems attached to it. Which of the subsystems below would be involved in the guardianship of the process control inputs?
In relation to IPv4, every classification has a finite amount of addresses. Which of the classifications below has the most subnet addresses?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the NIC interacts with?
The standard recommended by ISA-18.2 is for 3-4 priority level alarms to be used. Which of the alarm priority levels below can best be described as less than 3-5% of the total amount of alarm that are configured??
Any SCADA system must adhere to universal standards which allow smooth communication over international boundaries. Which of the standards below would allow power lines to carry stable low-speed communication?
Which of the answers below represents one of the types of cables not available for use in a Foundation fieldbus H1 transmission system?
There are several layers in the DCS architecture. Which of the levels below would have direct control over the systems FCEs?
A DDE protocol has 3 components to a "handle". Which of the components below would best be described as the name of a unique data source is contained inside of a DDE server application ?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that converts 8 or 16 inputs to a digital signal?
With any GUI, there are opportunities to use gathered data visually. Which of the methods below would be best described as one that would allow an operator to retrieve and plot data over an extended time frame?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that allows for a data connection to other networks, or RTUs and PLCs?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the smallest in area covered?
The numerous tasks that are accomplished at the same time in a DCS, is a result of the configured software programs that it has . Which of the software programs below will governed by IEC-61804-2?
There are many different software programs that are commonly used by a DCS. Which of the programs below would allow the control of an employees access level in the system?
There are several different ways to let an operator know about an alarm in any HMI. Which of the answers below would best be described as a horn being sounded?
Which of the wire types below is best described as "requiring a tinned copper drain wire"?
Which of the connectors below is best suited for environments with vibration?
IPv4 network classes can also be defined by the IP address they use. Which of the answers corresponds best to the address in row "B"?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that maps the data from up to 16 field devices that it supports?
Which of the answers below best represents the average impedance of all Foundation fieldbus H1 cables used?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?